作者单位:Inst Med Res & Occupat Hlth, Mutagenesis Unit, Ksaverska Cesta 2, Zagreb 10000, Croatia[1]Rudjer Boskovic Inst, Div Mat Chem, Radiat Chem & Dosimetry Lab, Zagreb 10000, Croatia[2]Srebrnjak Childrens Hosp, Radiol & Ultrasound Unit, Zagreb 10000, Croatia[3]